Cognitive Research: Principles and Implications

Table 3 Correlations between four reading comprehension tests (Comp 1–4) and three vocabulary tests (Voc 1–3)

From: Designing and evaluating tasks to measure individual differences in experimental psychology: a tutorial

	Comp1	Comp2	Comp3	Comp4	Voc1	Voc2	Voc3
Comp1	*.48*
Comp2	.51	*.76*
Comp3	.40	.40	*.88*
Comp4	.46	.60	.42	*.74*
Voc1	.34	.23	.43	.37	*.89*
Voc2	.38	.30	.51	.41	.81	*.91*
Voc3	.46	.44	.54	.52	.68	.72	*.93*

The numbers on the diagonal (in bold and italics) give the reliability of each test
On the diagonal the reliability of each test (omega total). Number of participants tested = 182

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